feat: 편지 최초 상세 조회 시 상태 DISPLAYED 업데이트 기능 #3

Nexters · Aug 17, 2021 · b49aef7 · b49aef7
1 parent 50054b1
commit b49aef7
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Showing 4 changed files with 26 additions and 2 deletions.
diff --git a/src/main/java/com/nexters/covid/letter/api/LetterController.java b/src/main/java/com/nexters/covid/letter/api/LetterController.java
@@ -12,6 +12,7 @@
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.PathVariable;
 import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.PutMapping;
 import org.springframework.web.bind.annotation.RequestBody;
 import org.springframework.web.bind.annotation.RestController;
 
@@ -52,4 +53,10 @@ public BaseResponse<LetterResponse> findLetterByEncryptedId(
     LetterResponse letter = letterService.findLetterByEncryptedId(encryptedId);
     return new BaseResponse<>(200, 0, "", letter);
   }
+
+  @PutMapping("/letters/{encryptedId}")
+  public BaseResponse<LetterResponse> updateLetterState(@PathVariable("encryptedId") String encryptedId) {
+    LetterResponse letter = letterService.updateLetterState(encryptedId);
+    return new BaseResponse<>(200, 0, "", letter);
+  }
 }
diff --git a/src/main/java/com/nexters/covid/letter/domain/Letter.java b/src/main/java/com/nexters/covid/letter/domain/Letter.java
@@ -69,4 +69,10 @@ private String generateEncryptedId() {
   private String encodeContents(String contents) {
     return encodeBase64String(contents.getBytes());
   }
+
+  public void updateLetterState() {
+    if (this.state == State.SEND) {
+      this.state = State.DISPLAYED;
+    }
+  }
 }
diff --git a/src/main/java/com/nexters/covid/letter/domain/LetterRepository.java b/src/main/java/com/nexters/covid/letter/domain/LetterRepository.java
@@ -10,5 +10,5 @@ public interface LetterRepository extends JpaRepository<Letter, Long> {
 
   Optional<Letter> findLetterByEncryptedId(String encryptedId);
 
-  List<Letter> findLetterByState (State state);
+  List<Letter> findLetterByState(State state);
 }
diff --git a/src/main/java/com/nexters/covid/letter/service/LetterService.java b/src/main/java/com/nexters/covid/letter/service/LetterService.java
@@ -57,7 +57,8 @@ public List<OptionResponse> findAllOptions() {
 
   @Transactional(readOnly = true)
   public List<QuestionResponse> findQuestionsByOptionId(Long optionId) {
-    return questionRepository.findQuestionsBySendOptionIdEqualsOrSendOptionIdEquals(optionId, Constant.COMMON_SEND_OPTION_ID)
+    return questionRepository.findQuestionsBySendOptionIdEqualsOrSendOptionIdEquals(optionId,
+        Constant.COMMON_SEND_OPTION_ID)
         .stream()
         .map(QuestionResponse::new)
         .collect(Collectors.toList());
@@ -82,4 +83,14 @@ public LetterResponse findLetterByEncryptedId(String encryptedId) {
 
     return new LetterResponse(letter, question);
   }
+
+  @Transactional
+  public LetterResponse updateLetterState(String encryptedId) {
+    Letter letter = letterRepository.findLetterByEncryptedId(encryptedId)
+        .map(l -> {
+          l.updateLetterState();
+          return l;
+        }).orElseThrow(() -> new IllegalArgumentException("해당 ID의 편지가 없습니다."));
+    return new LetterResponse(letter);
+  }
 }